Welder License Requirements
Join metal parts using heat and welding equipment. Compare requirements across all 50 states.
1
States Require License
$480
Average Initial Cost
1
States Require Exam
About Welder Licensing
Welders join metal components using specialized equipment that applies intense heat to fuse materials together. The trade spans numerous welding processes including MIG (GMAW), TIG (GTAW), stick (SMAW), and flux-cored arc welding (FCAW), each suited to different materials, joint configurations, and applications.
Construction welders work on structural steel buildings, bridges, pipelines, pressure vessels, and industrial facilities. The work demands precision, steady hands, and a thorough understanding of metallurgy, heat treatment, and weld inspection criteria. Welders must be able to interpret welding symbols on blueprints and follow detailed welding procedure specifications (WPS) that dictate exactly how each joint must be made.
Licensing Landscape
Welder licensing and certification requirements vary significantly by state and by the type of work being performed. Many states do not require a state-issued welding license for general construction welding. However, structural steel welding typically requires certification from the American Welding Society (AWS) or passing performance tests supervised by a Certified Welding Inspector (CWI). Pressure vessel and pipeline welding has additional requirements under ASME and API codes.
Common Requirements
- AWS certification for structural work
- Performance qualification tests for specific weld types
- OSHA safety training
- Knowledge of welding codes (AWS D1.1, ASME)
- Liability insurance for contracting work
What Does a Welder Do?
Career Outlook
Average Salary Range
$42,000 - $85,000
Projected Growth
2% (2022-2032)
Skilled welders are in consistent demand across construction, manufacturing, infrastructure, and energy sectors. Specialized welding skills — particularly in pipeline, underwater, and aerospace welding — command premium wages. The aging workforce and shortage of new entrants continue to support strong earning potential for certified welders.
Frequently Asked Questions
Do welders need a state license?
What is AWS certification?
What types of welding are most in demand?
Find Your State's Welder Requirements
Select your state below to see the specific licensing requirements, fees, exams, and step-by-step application process for welders.
Welder License by State
Alabama
Not RequiredAlaska
Not RequiredArizona
Not RequiredArkansas
Not RequiredCalifornia
RequiredColorado
Not RequiredConnecticut
Not RequiredDelaware
Not RequiredFlorida
Not RequiredGeorgia
Not RequiredHawaii
Not RequiredIdaho
Not RequiredIllinois
Not RequiredIndiana
Not RequiredIowa
Not RequiredKansas
Not RequiredKentucky
Not RequiredLouisiana
Not RequiredMaine
Not RequiredMaryland
Not RequiredMassachusetts
Not RequiredMichigan
Not RequiredMinnesota
Not RequiredMississippi
Not RequiredMissouri
Not RequiredMontana
Not RequiredNebraska
Not RequiredNevada
Not RequiredNew Hampshire
Not RequiredNew Jersey
Not RequiredNew Mexico
Not RequiredNew York
Not RequiredNorth Carolina
Not RequiredNorth Dakota
Not RequiredOhio
Not RequiredOklahoma
Not RequiredOregon
Not RequiredPennsylvania
Not RequiredRhode Island
Not RequiredSouth Carolina
Not RequiredSouth Dakota
Not RequiredTennessee
Not RequiredTexas
Not RequiredUtah
Not RequiredVermont
Not RequiredVirginia
Not RequiredWashington
Not RequiredWest Virginia
Not RequiredWisconsin
Not RequiredWyoming
Not Required